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14
List of phase with display AZL2x :
Phase number
Function
Standby
OFF
Standby, waiting for heat request
Ph08
Power ON / test phase (e.g. detector test)
Startup
Ph21
Safety valve ON, air pressure switch test / POC test (timeout / locking after 5
seconds), actuator opens in low-fire position / CLOSE position
Ph22
Fan motor ON or air pressure switch test / settling time
Ph24
Actuator
travels
to the prepurge position
Ph30
Prepurging
Ph36
Actuator closes until ignition load / low-fire is reached, and parameter 259.02:
Actuator opens to a position > ignition load
Ph38
Preignition
Ph40
1st safety time (TSA1) / ignition transformer ON
Ph42
Safety time (ignition transformer OFF), flame check
Ph44
Interval: End of safety time and fuel valve 1 (V1) ON
Ph50
2nd safety time (TSA2)
Ph54
P259.01: Actuator opens in > low-fire
Ph54
P260: Actuator closes in low-fire
oP1
Interval until release of load controller target (analog or 3-position step input)
Operation
oP
Operation,
modulating operation
Shutdown
Ph10
Shutdown, actuator opens in CLOSE position (home run)
Ph72
Actuator opens in high-fire position / end of operation
Ph74
Postpurging
Valve proving
Ph80
Test space evacuating
Ph81
Checking time fuel valve 1
Ph82
Test space filling
Ph83
Checking time fuel valve 2
Waiting phases
(start prevention)
Ph01
Undervoltage
Ph02
Safety
loop open
Ph04
Extraneous light at burner startup (timeout / locking after 30 seconds)
Ph90
Pressure switch-min open
→
safety shutdown
Lockout
LOC
Lockout
phase
Содержание TLX92R
Страница 44: ...PART IV MAINTENANCE 43...
Страница 45: ...LME73 000Ax PME73 831AxBC LME73 831AxBC Service instruction manual M12921CB Rel 1 2 02 2016...
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Страница 68: ...Note Specifications and data subject to change Errors and omissions excepted...